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Finding the Fourth Proportional to 16,722.68, 25,086.46 and 8,927.24

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Solution

The fourth proportional to 16,722.68, 25,086.46 and 8,927.24 is: 13,392.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.68 : 25,086.46 = 8,927.24 : x
  2. Step 2: Convert to fraction form
    16,722.68/25,086.46 = 8,927.24/x
  3. Step 3: Cross multiply
    16,722.68x = 25,086.46 × 8,927.24
  4. Step 4: Simplify right side
    16,722.68x = 223,952,849.17
  5. Step 5: Solve for x
    x = 223,952,849.17/16,722.68
  6. Step 6: Final answer
    x = 13,392.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.